The absolute value of zero is zero
The decimal conversion to 8 39/40 is 8.975 and the decimal terminates.
The axis of symmetry always passes through the vertex of the parabola. The x-coordinate of the vertex is the equation of the axis of symmetry of the parabola. For a quadratic function in standard form, y = ax 2 + bx + c, the axis of symmetry is a vertical line.
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Area 77cm2
